/Engine/Source/Editor/GraphEditor/Public/SGraphPin.h
Get the widget we should put in the label space, which displays the name of the pin.
virtual [TSharedRef](API\Runtime\Core\Templates\TSharedRef)< [SWidget](API\Runtime\SlateCore\Widgets\SWidget) > GetLabelWidget ( const [FName](API\Runtime\Core\UObject\FName) & InPinLabelStyle )